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Model Timeline

Timeline of CodeAct v2.1 (claude-3-5-sonnet-20241022)

Every recorded change for this model by Anthropic, newest first. Back to the entity page →

4 events

Year

All years 2026

Category · events in the last 365 days

All categories Benchmarks4,947 Models2,337 Companies1,601 Research1,104 Releases1,019 Providers & pricing640 Datasets146 Frameworks136 Hardware44 Pricing14 Repositories10

Filtered to one entity. Show the whole atlas

Sept 20264

Sept 2026 4

11 Sept 2026
New modelModelCodeAct v2.1 (claude-3-5-sonnet-20241022)Anthropic
New model: CodeAct v2.1 (claude-3-5-sonnet-20241022) (Anthropic)
swebench_leaderboard
swebench.com

11 Sept 2026

Benchmark resultModelCodeAct v2.1 (claude-3-5-sonnet-20241022)Anthropic

CodeAct v2.1 (claude-3-5-sonnet-20241022) scores 41.67% on SWE-bench Lite

swebench_leaderboard

swebench.com

11 Sept 2026

Benchmark resultModelCodeAct v2.1 (claude-3-5-sonnet-20241022)Anthropic

CodeAct v2.1 (claude-3-5-sonnet-20241022) scores 53% on SWE-bench Verified

swebench_leaderboard

swebench.com

11 Sept 2026

Benchmark resultModelCodeAct v2.1 (claude-3-5-sonnet-20241022)Anthropic

CodeAct v2.1 (claude-3-5-sonnet-20241022) scores 29.38% on SWE-bench (full test split)

swebench_leaderboard

swebench.com

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